ObjectiveTo observe the clinical outcomes of the degenerative spondylolisthesis treated with pedicle screw fixation systems.
目的观察退变性腰椎滑脱使用内固定复位后的临床疗效。
Objective To investigate the causes of breakage, bending and loosening of pedicle screw systems in fixation of spinal fractures of the thoracolumbar segments.
目的探讨脊柱胸腰段骨折椎弓根螺钉系统内固定后，椎弓根螺钉断裂及弯曲松动的原因。
Objective To investigate the causes of breakage, bending and loosening of pedicle screw systems in fixation of spinal fractures of the thoracolumbar segments.
目的探讨脊柱胸腰段骨折椎弓根螺钉系统内固定后，椎弓根螺钉断裂及弯曲松动的原因。
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